Remove casts between Value** and Constant**, which won't work if a
static_cast from Constant* to Value* has to adjust the "this" pointer.
This is groundwork for PR889.

llvm-svn: 123435
6 files changed
tree: 1ea3c9bc40e4e50b40bff59ca07aa539cac27350
  1. clang/
  2. compiler-rt/
  3. debuginfo-tests/
  4. libcxx/
  5. lldb/
  6. llvm/